Surface pretreatment fluid for the metal to be coated by cationic electrodeposition

Details for Australian Patent Application No. 2007335382 (hide)

Owner Chemetall GmbH

Inventors Kolberg, Thomas; Inbe, Toshio; Kameda, Hiroshi

Agent Watermark

Pub. Number AU-B-2007335382

PCT Pub. Number WO2008/075738

Priority 2007-303746 22.11.07 JP; 2007-119665 27.04.07 JP; 2006-343621 20.12.06 JP

Filing date 20 December 2007

Wipo publication date 26 June 2008

Acceptance publication date 19 January 2012

International Classifications

C23C 22/06 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 22/34 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 28/00 (2006.01) Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and or

C25D 13/20 (2006.01) Electrophoretic coating - Pretreatment

Event Publications

23 July 2009 PCT application entered the National Phase

  PCT publication WO2008/075738 Priority application(s): WO2008/075738

19 January 2012 Application Accepted

  Published as AU-B-2007335382

17 May 2012 Standard Patent Sealed

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